FNUS52 KCAE 181816 FWFCAE Fire Weather Planning Forecast for Central South Carolina and East Central Georgia National Weather Service Columbia SC 216 PM EDT Mon May 18 2026 .DISCUSSION... Little change to the forecast with dry conditions expected through at least Wednesday. Above average temperatures are expected early this week as well with minimum RH values falling toward 30-35% Tuesday and Wednesday. Light southerly to southeasterly winds are expected each afternoon. The overall pattern is expected to shift Thursday and into the weekend as moisture begins to increase with minimum RH values above 40%. Multiple days with scattered rain/storm chances are expected late this week into the weekend. Fog potential tonight: Patchy fog possible tonight. GAZ040-063-064-SCZ018-025-190845- Lincoln-McDuffie-Columbia-McCormick-Edgefield- 216 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Pcldy Pcldy Precip Type None None None None Chance Precip 0 0 0 0 Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Min/Max Temp 63 92 66 93 Max/Min RH 97 35 90 36 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Inversion 8pm 70F/9am 8pm 72F/9am Dispersion Very Poor None Very Poor None Max ADI Early 91 Good 17 Gen Poor 54 Gen Good 21 Fair Max ADI Late 5 Very Poor 56 Gen Good 5 Very Poor 55 Gen Good Max LVORI Early 3 7 3 6 Max LVORI Late 7 2 6 2 Mixing Height 6040 7670 Transport Wind S 8 SW 7 Ventilation Rate 48320 53690 DSI 3 3 3 3 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. Maximum RH 89 percent. Light winds. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Minimum RH 43 percent. Light winds. .THURSDAY NIGHT...Mostly cloudy with showers likely. Lows in the upper 60s. Maximum RH 94 percent. Light winds. .FRIDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 57 percent. East winds around 5 mph. .FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the upper 60s. Maximum RH 98 percent. Light winds. .SATURDAY...Partly sunny with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 58 percent. Light winds. .SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 98 percent. Light winds. .SUNDAY...Partly sunny with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 57 percent. Light winds. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 98 percent. Light winds. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 57 percent. Light winds. $$ SCZ020-021-026-190845- Newberry-Fairfield-Saluda- 216 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Clear Mclear Mclear Mclear Precip Type None None None None Chance Precip 0 0 0 0 Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Min/Max Temp 63 91 65 92 Max/Min RH 97 31 89 32 Wind 20ft/early(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Inversion 8pm 70F/9am 8pm 72F/9am Dispersion Very Poor None Very Poor None Max ADI Early 96 Good 17 Gen Poor 57 Gen Good 26 Fair Max ADI Late 6 Very Poor 60 Gen Good 5 Very Poor 73 Good Max LVORI Early 3 7 3 6 Max LVORI Late 7 2 5 1 Mixing Height 6290 8210 Transport Wind S 8 SW 8 Ventilation Rate 50320 65680 DSI 3 3 3 3 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 60s. Maximum RH 88 percent. Light winds. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Minimum RH 43 percent. Light winds. .THURSDAY NIGHT...Mostly cloudy with showers likely. Lows in the mid 60s. Maximum RH 95 percent. Light winds. .FRIDAY...Mostly cloudy with a chance of showers and thunderstorms. Highs in the mid 80s. Minimum RH 60 percent. East winds around 5 mph. .FRIDAY NIGHT...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 60s. Maximum RH 97 percent. Light winds. .SATURDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the mid 80s. Minimum RH 59 percent. Southeast winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 99 percent. Light winds. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the mid 80s. Minimum RH 58 percent. Light winds. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 97 percent. Light winds. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the mid 80s. Minimum RH 59 percent. South winds around 5 mph. $$ GAZ065-077-SCZ030-035-041-190845- Richmond-Burke-Aiken-Barnwell-Bamberg- 216 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Mclear Pcldy Precip Type None None None None Chance Precip 0 0 0 0 Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Min/Max Temp 62 92 63 92 Max/Min RH 100 34 99 33 Wind 20ft/early(mph) SE 6 G17 Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Inversion 8pm 69F/9am 8pm 71F/9am Dispersion Very Poor None Very Poor None Max ADI Early 88 Good 18 Gen Poor 59 Gen Good 18 Gen Poor Max ADI Late 5 Very Poor 61 Good 5 Very Poor 64 Good Max LVORI Early 4 9 3 8 Max LVORI Late 9 2 8 2 Mixing Height 6380 8060 Transport Wind SE 8 S 7 Ventilation Rate 51040 56420 DSI 3 3 3 3 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 60s. Maximum RH 94 percent. Southeast winds around 5 mph. .THURSDAY...Mostly sunny. Highs in the lower 90s. Minimum RH 40 percent. Light winds. .THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 96 percent. Southeast winds around 5 mph. .FRIDAY...Partly sunny with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 53 percent. Southeast winds around 5 mph. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 98 percent. Southeast winds around 5 mph. .SATURDAY...Partly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Minimum RH 55 percent. Southeast winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 99 percent. Light winds. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 55 percent. Light winds. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 98 percent. Light winds. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 55 percent. Southeast winds around 5 mph. $$ SCZ016-022-029-115-116-190845- Chesterfield-Kershaw-Lee-Northern Lancaster-Southern Lancaster- 216 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Mclear Mclear Precip Type None None None None Chance Precip 0 0 0 0 Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Min/Max Temp 63 93 65 94 Max/Min RH 99 30 93 30 Wind 20ft/early(mph) S 5 Lgt/Var Lgt/Var Lgt/Var Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Inversion 8pm 70F/9am 8pm 68F/8am Dispersion Very Poor None Very Poor None Max ADI Early 86 Good 20 Gen Poor 59 Gen Good 29 Fair Max ADI Late 5 Very Poor 60 Gen Good 5 Very Poor 80 Good Max LVORI Early 3 8 3 6 Max LVORI Late 8 2 6 1 Mixing Height 6280 8210 Transport Wind S 8 S 8 Ventilation Rate 50240 65680 DSI 3 3 3 3 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 60s. Maximum RH 91 percent. South winds around 5 mph. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Minimum RH 40 percent. Light winds. .THURSDAY NIGHT...Mostly cloudy with showers likely and a chance of thunderstorms. Lows in the mid 60s. Maximum RH 96 percent. Southeast winds around 5 mph. .FRIDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the mid 80s. Minimum RH 58 percent. East winds around 5 mph. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 98 percent. Light winds. .SATURDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 56 percent. Southeast winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 99 percent. Light winds. .SUNDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 56 percent. South winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 98 percent. Light winds. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 57 percent. South winds around 5 mph. $$ SCZ027-028-031-037-038-135>137-190845- Lexington-Richland-Sumter-Calhoun-Clarendon- Northwestern Orangeburg-Central Orangeburg- Southeastern Orangeburg- 216 PM EDT Mon May 18 2026 Tonight Tue Tue Night Wed Cloud Cover Mclear Mclear Mclear Pcldy Precip Type None None None None Chance Precip 0 0 0 0 Precip Amount 0.00 0.00 0.00 0.00 Precip Duration Precip Begin Precip End Min/Max Temp 62 93 63 94 Max/Min RH 99 32 97 31 Wind 20ft/early(mph) S 6 G17 Lgt/Var S 5 Lgt/Var Wind 20ft/late(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var Inversion 8pm 70F/9am 8pm 67F/8am Dispersion Very Poor None Very Poor None Max ADI Early 81 Good 20 Gen Poor 55 Gen Good 21 Fair Max ADI Late 5 Very Poor 60 Gen Good 5 Very Poor 70 Good Max LVORI Early 4 8 3 7 Max LVORI Late 8 2 7 2 Mixing Height 6710 8500 Transport Wind SE 8 S 7 Ventilation Rate 53680 59500 DSI 3 3 3 3 Remarks...None. .FORECAST FOR DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 60s. Maximum RH 91 percent. South winds around 5 mph. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Minimum RH 41 percent. Light winds. .THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 93 percent. Light winds. .FRIDAY...Partly sunny with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 56 percent. Southeast winds around 5 mph. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 95 percent. Light winds. .SATURDAY...Partly sunny with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 56 percent. Southeast winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 96 percent. Light winds. .SUNDAY...Partly sunny with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 56 percent. South winds around 5 mph. .SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 60s. Maximum RH 96 percent. Light winds. .MONDAY...Mostly cloudy with showers likely and a chance of thunderstorms. Highs in the upper 80s. Minimum RH 56 percent. South winds around 5 mph. $$ .OUTLOOK 8 TO 14 DAYS... Temperatures above normal. Precipitation above normal. $$